As one expert and Valley native argues, it has nothing to do with risk-taking or even with technology. Chuck Darrah, anthropologist and Silicon Valley native, arrives at the coffee shop in Mountain View in shorts and sandals, and, true to his word to me earlier, with no cell phone. “I don’t want people to be able to reach me that easily,” he says, as if it were the most obvious thing in the world, which, now that I think about it, it is. [ Fast Company ]